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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
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Committee Date Time Place Paper Title / Authors Abstract Paper #
MW 2023-05-19
Kyoto Ritsumeikan University
(Primary: On-site, Secondary: Online)
Downsized OMT with an offset axial direction port
Hidenori Yukawa, Ryuya Seki, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric corp.) MW2023-17
The miniaturization of OMT (Ortho-Mode-Transducer) is one of the development issues in antenna feed systems for satellit... [more] MW2023-17
WPT, MW 2023-04-13
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Design and Evaluation of Small 4-way Power Combiner using One Waveguide
Yuta Sugiyama, Takeshi Oshima, Hidenori Ishibashi, Miki Kagano, Hidenori Yukawa, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric) WPT2023-4 MW2023-4
High power HPAs made of GaN are beginning to be widely used for 5G and satellite communications. Maximum output power of... [more] WPT2023-4 MW2023-4
MW 2023-03-02
Tottori Tottori Univ.
(Primary: On-site, Secondary: Online)
Study of Cavity-Backed Antennas Integrated with RFIC for Sub-THz Band
Takuma Nishimura, Michiya Hayama, Takumi Nagamine (Mitsubishi Electric), Ryo Sakamaki (AIST), Hidenori Yukawa, Toru Fukasawa (Mitsubishi Electric) MW2022-161
 [more] MW2022-161
MW 2022-03-03
Online Online Chip Resistors for Heat Dissipation on RF circuits
Yuta Sugiyama, Hidenori Ishibashi, Takeshi Oshima, Hidenori Yukawa, Toru Fukasawa, Toru Takahashi, Yoshio Inasawa (Mitsubishi Electric) MW2021-112
In this paper we present that the technology of heat dissipation for RF circuit using chip resistors. The quarter wavele... [more] MW2021-112
MW 2022-03-03
Online Online Feasibility Study Results of Wideband Polarization Networks for Multi Band Coaxial Horn Antenna
Hidenori Yukawa, Hiromasa Nakajima, Shuji Nuimura, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Ele. Corp.) MW2021-113
A polarization networks for a coaxial multi-frequency band horn antenna can individually configure the circuit of each f... [more] MW2021-113
MW 2021-11-18
Kagoshima Kagoshima University
(Primary: On-site, Secondary: Online)
4-way Power Combiner Including Board-to-Board Transition Using Spring Contact Probes
Takuma Nishimura, Hidenori Ishibashi, Yutarou Yamaguchi, Takumi Nagamine, Hidenori Yukawa, Toru Fukasawa, Yoshio Inasawa (MELCO) MW2021-66
Conventional SSPA has a method of synthesizing power by mounting multiple MMIC on the board with flip-chip bonding for h... [more] MW2021-66
MW 2021-05-20
Online Online Waveguide Rat-Race Coupler with Phase Inverter Circuits Comprised of Twists
Hidenori Yukawa, Takeshi Oshima, Toru Takahashi, Yoshio Inasawa (Mitsubishi Ele. Corp.) MW2021-7
A rat race coupler is useful as a 180-degree coupler. But in principle, a phase difference of 180 degrees can be obtaine... [more] MW2021-7
EMCJ, MW, EST, IEE-EMC [detail] 2019-10-24
Miyagi Tohoku Gakuin University(Conf. Room 2, Eng. Bldg. 1) T-Junction OMT with 45-degree tilted Waveguide Ports
Hidenori Yukawa, Yu Ushijima, Toru Takahashi, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) EMCJ2019-41 MW2019-70 EST2019-49
A T-junction OMT (Ortho-Mode-Transducer) is well known as one of waveguide components that separate two orthogonal linea... [more] EMCJ2019-41 MW2019-70 EST2019-49
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] 2019-07-18
Hokkaido Hakodate City Central Library Study on K-band Multi-Beam Forming Circuit by Additive Manufacturing Technology
Yu Ushijima, Hidenori Yukawa, Toru Takahashi, Naofumi Yoneda (Mitsubishi) EMT2019-8 MW2019-21 OPE2019-12 EST2019-10 MWP2019-8
Recently, satellite manufacturers have been actively trying to apply an antenna and its feeding circuit manufactured usi... [more] EMT2019-8 MW2019-21 OPE2019-12 EST2019-10 MWP2019-8
EST, MW, EMCJ, IEE-EMC [detail] 2018-10-19
Aomori Hachinohe Chamber of Commerce and Industry(Hachinohe city, Aomori) 180-Degree Branch Line Coupler Composed of Two Types of Iris-Loaded Waveguides
Hidenori Yukawa, Yu Ushijima, Toru Takahashi, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) EMCJ2018-48 MW2018-84 EST2018-70
We propose a 180-degree branch line coupler composed of two types of iris-loaded waveguides. The proposed coupler consis... [more] EMCJ2018-48 MW2018-84 EST2018-70
MW 2017-11-10
Okinawa Miyakojima Marin Terminal Bldg. Compact Multi Beam Forming Network with Three Way Power Divider
Yu Ushijima, Hidenori Yukawa, Takeshi Yuasa, Naofumi Yoneda (Mitsubishi Electric) MW2017-129
Demands on high throughput communication for airplanes and ships by high throughput satellite using Ka-band have been in... [more] MW2017-129
MW 2017-11-10
Okinawa Miyakojima Marin Terminal Bldg. A 3-D Metal-Direct-Printed, Low-Cost, and Light Hexagonal Waveguide Ka-Band Branch Line Coupler
Motomi Abe, Hidenori Yukawa, Yu Ushijima, Takuma Nishimura, Takeshi Yuasa, Naofumi Yoneda, Moriyasu Miyazaki (Melco) MW2017-130
(To be available after the conference date) [more] MW2017-130
MWP, OPE, EMT, MW, EST, IEE-EMT [detail] 2017-07-21
Hokkaido Obihiro Chamber of Commerce and Industry A Wideband Beam Forming Network with Two Types of Phase-Shifters for Multi Beam Antenna
Hidenori Yukawa, Yu Ushijima, Takeshi Yuasa, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) EMT2017-33 MW2017-58 OPE2017-38 EST2017-35 MWP2017-35
Demands on high throughput communication for airplanes and ships by high throughput satellite using Ka-band have been in... [more] EMT2017-33 MW2017-58 OPE2017-38 EST2017-35 MWP2017-35
MW 2016-11-17
Saga Saga Univ. A 3D-Printed T-Junction OMT with an offset stepped post
Hidenori Yukawa, Yu Ushijima, Motomi Abe, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi Ele. Corp.) MW2016-124
Waveguide OMT (Ortho-Mode-Transducer) is one of key components of antenna feed systems for satellite communication. It w... [more] MW2016-124
Ibaraki AIST Dual Band Rectangular Waveguide Polarizer for Ka-Band
Yu Ushijima, Hidenori Yukawa, Naofumi Yoneda, Moriyasu Miyazaki (Mitsubishi) MW2016-85
In this paper, a novel dual band rectangular waveguide polarizer is proposed. The proposed polarizer consists of some co... [more] MW2016-85
AP 2016-02-19
Fukushima Iwaki (Spa Resort Hawaiians) A Study on Element Share Type of Beam Forming Network for Ka-Band Satellite Onboard Multi-Beam Antenna
Takashi Tomura, Hidenori Yukawa, Michio Takikawa, Yoshio Inasawa, Hiroaki Miyashita (Mitsubishi Electric Corp.) AP2015-195
Demands on high throughput communication for airplanes and ships by high throughput satellite using Ka-band have been in... [more] AP2015-195
Okinawa Okinawa Prefectural Museum & Art Museum C/Ku-Band Reflector Antenna for QZSS Tracking Control Stations
Tomohiro Takahashi, Hiroto Ado (Mitsubishi Electric), Syuji Kawano (Mitsubishi Electric Engineering), Koji Yoshida, Hidenori Yukawa, Tetsu Owada, Tomohiro Mizuno, Hiroyuki Sato (Mitsubishi Electric) AP2015-133 SAT2015-55
The Quasi-Zenith Satellite System (QZSS) is a Japanese satellite positioning system for the realization of more precise ... [more] AP2015-133 SAT2015-55
pp.135-140(AP), pp.41-46(SAT)
EMCJ, IEE-EMC, MW, EST [detail] 2015-10-22
Miyagi Sakura Hall, Katahira Campus, Tohoku Univ. A Coaxial OMT with TE21-Mode Coupler
Hidenori Yukawa, Shin-ichi Yamamoto, Tetsuya Katase, Shuji Nuimura, Naofumi Yoneda (Mitsubishi Ele. Corp.) EMCJ2015-63 MW2015-102 EST2015-73
Waveguide orthomode junction (OMJ) is one of key components of antenna feed systems for satellite communication. It work... [more] EMCJ2015-63 MW2015-102 EST2015-73
MW, ICD 2015-03-06
Fukui University of Fukui A Waveguide Bandpass Filter with H-plane Coupled Extracted Cavities
Hidenori Yukawa, Kazuyoshi Yamashita, Shuji Nuimura, Tetsu Owada, Yukihiro Tahara (Mitsubishi Ele. Corp.) MW2014-219 ICD2014-132
Microwave filters are generally used to separate the transmit and receive signals in the antenna feed systems.Especially... [more] MW2014-219 ICD2014-132
MW 2014-03-04
Ehime Ehime University Waveguide Loop-type Directional Couplers Using a Coupling Conductor with Protuberances
Hidenori Ishibashi, Yukihiro Tahara, Hidenori Yukawa (Mitsubishi Electric), Manabu Kurihara (RSEC), Tetsu Owada, Moriyasu Miyazaki (Mitsubishi Electric) MW2013-199
The waveguide loop-type directional coupler is mainly used as power monitor of the waveguide circuits. It consists of a ... [more] MW2013-199
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